-65.72% is the change from 814 to 279
Calculation steps:
[( 279 - 814 ) ÷ 814] x 100 = -65.72%
Formula
Percentage change = [(279 - 814) / 814] x 100
Subtract the new number by the original number
279 - 814 = -535
-535 ÷ 814 = -0.6572481572481572
-0.6572481572481572 x 100 = -65.72%